2023年6月25日 · A high-performing, power-efficient Adaptive Biased Voltage Differencing Buffered Amplifier (AB-VDBA) is presented in this paper. The proposed structure is designed using three sub-units – Voltage Differencing Unit (VDU), i.e., OTA, Current Subtractor Unit (CSU) and Buffer Amplifier Unit (BAU).

本文介绍了一种使用差分翻转电压跟随器（DFVF）设计的低压高性能差分缓冲放大器（VDBA）。 拟议的VDBA能够提供高跨导和宽带宽（BW），偏置电流低，缓冲传输比接近于1。 通过低频小信号分析推导了跨导和缓冲液转移率的数学公式。 使用gpdk0.18μmCMOS工艺参数在Cadence Virtuoso上进行了拟议结构表征的前后布局仿真。 对于10至75μA的相应偏置电流范围，观察到建议的VDBA的跨导在411.8μS至1.374 mS之间变化，并且记录的3-dB带宽（BW）为1.2 GHz。 …

2024年8月22日 · Incorporating adaptive bias cells and cross-coupled positive feedback circuit, the VDBA structure allows for boosted tunable gain based on the input differential voltage. The proposed VDBA shows improved transconductance gain, transient characteristics, linearity for a wide range of inputs, and reduced standby power dissipation.

2021年1月1日 · This work presents filter applications of carbon nanotube field effect transistors (CNTFET) voltage differencing buffered amplifier (VDBA) based high frequency universal filters using 32 nm CNTFET technology of Stanford University model.

2023年6月23日 · In this paper single voltage differencing buffered ampliûer (VDBA) based multifunction Fillter topology that provides low pass (LP), band pass (BP), and high pass (HP) filter functions has been...

2016年5月19日 · In this conference paper, the voltage differencing buffered amplifier (VDBA) based three different grounded inductance simulators are proposed. The proposed circuits are lossless inductance simulator, serial R-L and parallel R-L inductance simulators.

This work presents an electronically tunable grounded capacitance multiplier circuit based on the voltage differencing buffered amplifier (VDBA), a recently introduced active building block. The proposed capacitor circuit requires only two VDBAs, one …

In this study, the dynamic threshold voltage metal oxides semiconductor (DTMOS) transistors based VDBA circuit and its new filter application is proposed. The circuit can be performed by an ultra-low supply voltage 0.4 V and it is total power consumption is only 6.22 nW.

In this paper, a new CMOS realization of voltage differencing buffered amplifier (VDBA) is given and two new voltage-mode biquad filters have been presented. Both of circuits contain two VDBAs, two or three passive components and have three-inputs single-output.

2023年6月23日 · A high-performing, power-efficient Adaptive Biased Voltage Differencing Buffered Amplifier (AB-VDBA) is presented in this paper. The proposed structure is designed using three sub-units – Voltage Differencing Unit (VDU), i.e., OTA, Current Subtractor Unit (CSU) and Buffer Amplifier Unit (BAU).